Home / 76,260,807.45-103,832,000.23-76,018,669.65

Finding the Fourth Proportional to 76,260,807.45, 103,832,000.23 and 76,018,669.65

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Solution

The fourth proportional to 76,260,807.45, 103,832,000.23 and 76,018,669.65 is: 103,502,320.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,260,807.45 : 103,832,000.23 = 76,018,669.65 : x
  2. Step 2: Convert to fraction form
    76,260,807.45/103,832,000.23 = 76,018,669.65/x
  3. Step 3: Cross multiply
    76,260,807.45x = 103,832,000.23 × 76,018,669.65
  4. Step 4: Simplify right side
    76,260,807.45x = 7,893,170,524,583,095
  5. Step 5: Solve for x
    x = 7,893,170,524,583,095/76,260,807.45
  6. Step 6: Final answer
    x = 103,502,320.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.